b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3

General

Target
b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Size 1.1MB
Sample260424-1ts5lsdx2k
SHA256 b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3
MD5 69dbac68f2ca7dccd20bba93087e46d6
SHA1 f2fc60bcd1bf170e3f569ef8aa76f057e90fbd8b
SHA512 909f988b7973db1dddec0e2032bb3259cf019109cfb16b272f753eaa187f994e97698a74cf84aeaf5e9bf8c82aa00ebad0f11f46bab1367df5fa74775e51a691
SSDEEP 24576:zvO2xJKRI2FOkx2LFEvhuZ98Es8k3OH3C0rQ6+y:zHHKO29QGhuTtS0rQi
TLSH
T1CA359E31E241C036D4A70176C6BA4BBFA5787D22172555CBE3D43E6A2F722D2AE3170E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4588	ff48df1c

Unexpected DNS network traffic destination 4 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	flow	ioc	pid	Process
Destination IP	1	114.114.114.114	3840	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Destination IP	2	223.5.5.5	3840	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Destination IP	10	114.114.114.114	3840	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Destination IP	11	223.5.5.5	3840	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe

Drops file in System32 directory 13 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	ff48df1c
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	ff48df1c
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft	ff48df1c
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData	ff48df1c
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157	ff48df1c
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046	ff48df1c
File created	C:\Windows\SysWOW64\ff48df1c	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	ff48df1c
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache	ff48df1c
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157	ff48df1c
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content	ff48df1c
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046	ff48df1c
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	ff48df1c

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\4e8c58	ff48df1c
File opened for modification	C:\Windows\41be00	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ff48df1c

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	ff48df1c
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	ff48df1c
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	ff48df1c
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	ff48df1c
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	ff48df1c
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	ff48df1c
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	ff48df1c
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	ff48df1c
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	ff48df1c

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
4588	ff48df1c
4588	ff48df1c
4588	ff48df1c
4588	ff48df1c
4588	ff48df1c
4588	ff48df1c
4588	ff48df1c
4588	ff48df1c
3840	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
3840	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
3840	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
3840	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
3840	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
3840	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3840	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Token: SeTcbPrivilege	3840	b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
Token: SeDebugPrivilege	4588	ff48df1c
Token: SeTcbPrivilege	4588	ff48df1c

C:\Users\Admin\AppData\Local\Temp\b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe
"C:\Users\Admin\AppData\Local\Temp\b885782f838cd824706e1ae0f14a57c64ee3b0c2c95d4139474d10db1ef84af3.exe"
1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3840

C:\Windows\Syswow64\ff48df1c
C:\Windows\Syswow64\ff48df1c
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4588

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

ff48df1c

Path C:\Windows\SysWOW64\ff48df1c
Size 1.1MB
SHA256 f967a574cda81e634f67f3453d8e2b13680d95445802ef64256b3d70ab6609e1
MD5 8df30d1d9f8a7be5202750db4cfc4274
SHA1 2c567fbe31375c4a5eeab03cb18a5b24b423bf68
SHA512 53230419fa4e82eeb7b11d8f4ce69a146cca36c7b9f50a900f0fa14b1ca28ae2847feea11a8bad32976ee12a84ae7c2748e123d1220e0122a748b2932cb6fde2
SSDEEP 24576:vvO2xJKRI2FOkx2LFEvhuZ98Es8k3OH3C0rQ6+y:vHHKO29QGhuTtS0rQi
TLSH
T1CC359E31E241C036D4A70176C6B94BBFA5787D22172555CBE3D43E6A2F722D2AE3170E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3840-0-0x0000000000680000-0x00000000006E3000-memory.dmp

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memory/3840-28-0x0000000003E60000-0x0000000003F5E000-memory.dmp

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memory/3840-35-0x0000000003E60000-0x0000000003F5E000-memory.dmp

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memory/3840-40-0x0000000003E60000-0x0000000003F5E000-memory.dmp

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memory/4588-4-0x0000000000870000-0x00000000008D3000-memory.dmp

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memory/4588-15-0x0000000002B80000-0x0000000002C7E000-memory.dmp

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memory/4588-16-0x0000000002B80000-0x0000000002C7E000-memory.dmp

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memory/4588-29-0x0000000002B80000-0x0000000002C7E000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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